Angry words of '63 Dallas now part of mainstream

On the day President John F. Kennedy was assassinated, the Dallas
Morning News ran a giant black-bordered ad headlined "Welcome Mr.
Kennedy to Dallas" that ripped him as soft on communism. Plastered
around town were black-framed posters of Kennedy's face under the words,
"Wanted for Treason."

As Kennedy landed in Dallas, he ominously told his wife, Jacqueline, "We're heading into nut country."

In 1963, "nut country" - both left- and right-wing - was confined to
pockets like Dallas around the country. Now, extreme speech like the
kind heard in Dallas 50 years ago has become mainstream - particularly
on the right, amplified by social media and encouraged by gridlocked
political leaders looking to win the political minute....